#include<stdlib.h>
int a[1<<28];
int main(){
    char b[1<<20];
    //int ib[1<<20];

    int *p=(int*)malloc(sizeof(int)*(1<<20));
    if(p==NULL)
        puts("Alloc failed");
    else
    {
        //TODO


        free(p);
    }
    return 0;
}
